technology
178 links - and 2 categories
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Antennas : Feed Lines- The Ultimate transmatch
- Usage and benefits of transmatch. A pdf document from a QST article made available for novices and beginners by ARRL
[ Hits: 16634 | Votes: 11 | Rating: 5.64 ]
- Better Feedline Loss Measurements with Antenna Analyzers
- Various publications through the years have shown how the SWR measured on a shorted (or open) feed line can be used to calculate feed line attenuation
[ Hits: 1918 | Votes: 2 | Rating: 10 ]
- Let's talk transmission lines
- Don't neglect one of the most important parts of your station!
[ Hits: 1057 | Votes: 3 | Rating: 9 ]
- The DBJ-1 VHF-UHF Dual Band J-Pole
- Searching for an inexpensive, high performance dual band base antenna for VHF and UHF ? Build a simple antenna that uses a single feed line for less than $10.
[ Hits: 6277 | Votes: 5 | Rating: 6 ]
- Trapped antennas
- ARRL index of document about trapped antennas and notes on traps usage
[ Hits: 2953 | Votes: 2 | Rating: 1 ]
- Getting the most from your tuner
- Here is how to adjust this popular tuner circuit so it transfers maximum power to your antenna without going snap
[ Hits: 2825 | Votes: 3 | Rating: 6.33 ]
- Vintage Radio Photographs and Images
- Photographs of vintage radios and vintage radio parts, morse keyers
[ Hits: 3260 | Votes: 6 | Rating: 4.83 ]
- California Historical Radio Society, CHRS
- The california historical radio society is a non-profit, volunteer organization dedicated to the radio. our members acquire, restore, trade, and exhibit radio technology and memorabilia. our members research and document historical radio. become a chrs member and learn about the art and science of the radio.
[ Hits: 562 | Votes: 1 | Rating: 10 ]
- n9adg.com
- Amateur radio, Technology, Towers, Land, Wilderness, real estate, Visalia DX Convention Report #1 Flexradio Antennas Dxpedition, Elecraft introduces K3, here are pictures of the radio from the outside and inside from the Visalia DX Convention
[ Hits: 369 | Votes: 0 | Rating: 0 ]
- VO1MRC Marconi Radio Club of Newfoundland
- Incorporated 7 November 2001: the centenary year of Marconi's first transatlantic wireless experiment.
Objective: to promote science, engineering, technology and traditional amateur radio through the Marconi communications legacy.
[ Hits: 697 | Votes: 0 | Rating: 0 ]
- K2ETS Electronic Technology Society of NJ
- Known Affectionately as the "GreenbrookRepeater"!
[ Hits: 551 | Votes: 0 | Rating: 0 ]
- W5HN North Texas Microwave Society
- Dedicated to Promoting Activity, the State of the Art in Equipment Design, and the Exchange of Ideas and Technology for the Amateur Bands Above 902 MHz
[ Hits: 439 | Votes: 1 | Rating: 10 ]
- LNA Technology
- LNA Technology High Performance Low Noise Preamplifiers for Amateur Radio, VHF-UHF weak signal, DX, EME, and commercial applications.
[ Hits: 2193 | Votes: 4 | Rating: 7 ]
- Lashen Electronics
- From connectivity for the home or small office and home theater cabling solutions to power management and protection as well as home and office sound and video solutions, lashen electronics has the tools and technology you need to do the job right.
[ Hits: 669 | Votes: 3 | Rating: 10 ]
- RF Circuit design basics
- Ebook by Akira Matsuzawa Tokyo Institute of Technology, Building blocks in RF system and basic performances, Device characteristics in RF application , Low noise amplifier design, Mixer design and Oscillator design
[ Hits: 1270 | Votes: 1 | Rating: 1 ]
- Madell Technology Corporation
- Makers of oscilloscopes, spectrum analyzers, frequency counters, power supplies and more testi equipment products
[ Hits: 1102 | Votes: 4 | Rating: 5.5 ]
- ukrepeater.net
- RSGB Emerging Technology Co-ordination Committee Web resource for UK amateur radio repeaters. This site gives details of Britain's amateur radio repeaters
[ Hits: 654 | Votes: 1 | Rating: 9 ]
- Narrow Band-Pass filter for HF
- Band-pass filters can be critical components in
competitive stations. This setup may help
put your station on the map.
[ Hits: 2560 | Votes: 1 | Rating: 1 ]
- Band-Pass Filters for HF Transceivers
- Do your multiple-transmitter field day or contest efforts suffer from intrastation interference ?
[ Hits: 4339 | Votes: 3 | Rating: 6.33 ]
- Second-Harmonic-Optimized Low-Pass Filters
- Sometimes we need a little more output filtering than traditional designs offer. Look at a new filter that can give you that extra boost. QST article by W3NQN
[ Hits: 877 | Votes: 0 | Rating: 0 ]
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